<template>
  <div>
    <el-card class="box-card" style="margin-top:40px;">
      <div slot="header" class="clearfix">
        <svg-icon icon-class="international" />
        <span style="margin-left:10px;">{{ $t('i18nView.title') }}</span>
      </div>
      <div>
        <el-radio-group v-model="lang" size="small">
          <el-radio label="zh" border>
            简体中文
          </el-radio>
          <el-radio label="en" border>
            English
          </el-radio>
          <el-radio label="es" border>
            Español
          </el-radio>
          <el-radio label="ja" border>
            日本語
          </el-radio>
        </el-radio-group>
        <el-tag style="margin-top:15px;display:block;" type="info">
          {{ $t('i18nView.note') }}
        </el-tag>
      </div>
    </el-card>

    <el-row :gutter="20" style="margin:100px 15px 50px;">
      <el-col :span="12" :xs="24">
        <div class="block">
          <el-date-picker v-model="date" :placeholder="$t('i18nView.datePlaceholder')" type="date" />
        </div>
        <div class="block">
          <el-select v-model="value" :placeholder="$t('i18nView.selectPlaceholder')">
            <el-option
              v-for="item in options"
              :key="item.value"
              :label="item.label"
              :value="item.value"
            />
          </el-select>
        </div>
        <div class="block">
          <el-button class="item-btn" size="small">
            {{ $t('i18nView.default') }}
          </el-button>
          <el-button class="item-btn" size="small" type="primary">
            {{ $t('i18nView.primary') }}
          </el-button>
          <el-button class="item-btn" size="small" type="success">
            {{ $t('i18nView.success') }}
          </el-button>
          <el-button class="item-btn" size="small" type="info">
            {{ $t('i18nView.info') }}
          </el-button>
          <el-button class="item-btn" size="small" type="warning">
            {{ $t('i18nView.warning') }}
          </el-button>
          <el-button class="item-btn" size="small" type="danger">
            {{ $t('i18nView.danger') }}
          </el-button>
        </div>
      </el-col>
      <el-col :span="12" :xs="24">
        <el-table :data="tableData" fit highlight-current-row border style="width: 100%">
          <el-table-column :label="$t('i18nView.tableName')" prop="name" width="100" align="center" />
          <el-table-column :label="$t('i18nView.tableDate')" prop="date" width="120" align="center" />
          <el-table-column :label="$t('i18nView.tableAddress')" prop="address" />
        </el-table>
      </el-col>
    </el-row>
  </div>
</template>

<script>
import local from './local';

const viewName = 'i18nView';

export default {
    name: 'I18n',
    data() {
        return {
            date: '',
            tableData: [{
                date: '2016-05-03',
                name: 'Tom',
                address: 'No. 189, Grove St, Los Angeles'
            },
            {
                date: '2016-05-02',
                name: 'Tom',
                address: 'No. 189, Grove St, Los Angeles'
            },
            {
                date: '2016-05-04',
                name: 'Tom',
                address: 'No. 189, Grove St, Los Angeles'
            },
            {
                date: '2016-05-01',
                name: 'Tom',
                address: 'No. 189, Grove St, Los Angeles'
            }],
            options: [],
            value: ''
        };
    },
    computed: {
        lang: {
            get() {
                return this.$store.state.app.language;
            },
            set(lang) {
                this.$i18n.locale = lang;
                this.$store.dispatch('app/setLanguage', lang);
            }
        }
    },
    watch: {
        lang() {
            this.setOptions();
        }
    },
    created() {
        if (!this.$i18n.getLocaleMessage('en')[viewName]) {
            this.$i18n.mergeLocaleMessage('en', local.en);
            this.$i18n.mergeLocaleMessage('zh', local.zh);
            this.$i18n.mergeLocaleMessage('es', local.es);
            this.$i18n.mergeLocaleMessage('ja', local.ja);
        }
        this.setOptions(); // set default select options
    },
    methods: {
        setOptions() {
            this.options = [
                {
                    value: '1',
                    label: this.$t('i18nView.one')
                },
                {
                    value: '2',
                    label: this.$t('i18nView.two')
                },
                {
                    value: '3',
                    label: this.$t('i18nView.three')
                }
            ];
        }
    }
};
</script>

<style scoped>
    .box-card {
        width: 600px;
        max-width: 100%;
        margin: 20px auto;
    }

    .item-btn {
        margin-bottom: 15px;
        margin-left: 0px;
    }

    .block {
        padding: 25px;
    }
</style>
